wash away

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb To eliminate, or destroy by fast moving water, such as in a flood, or a high sea.
• verb by extension To eliminate, in a figurative sense.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb remove by the application of water or other liquid and soap or some other cleaning agent
• verb eliminate